**Core Concept**
Interrupted forces are a fundamental principle in orthopedic surgery, specifically in the management of fractures. They involve applying a force to a bone fragment in a specific direction to achieve a desired outcome, such as reduction or stabilization of the fracture. This technique relies on the mechanical properties of bone and the principles of biomechanics.

**Why the Correct Answer is Right**
The correct answer involves the application of a force to a bone fragment using a device that can be easily removed or adjusted. This is typically achieved with the help of a Kirschner wire (K-wire), a thin, flexible wire used to stabilize bone fragments. K-wires are commonly used in orthopedic surgery to apply interrupted forces, allowing for precise control over the direction and magnitude of the force applied. By using a K-wire, surgeons can effectively manage complex fractures and promote optimal healing.

**Why Each Wrong Option is Incorrect**
**Option A:** This option is incorrect because it does not specify a device or technique that can be used to apply interrupted forces.
**Option B:** This option is incorrect because it does not accurately describe the application of interrupted forces in orthopedic surgery.
**Option C:** This option is incorrect because it does not specify a device or technique that can be used to apply interrupted forces.

**Clinical Pearl / High-Yield Fact**
When using Kirschner wires to apply interrupted forces, it is essential to choose the correct size and type of wire for the specific fracture pattern and patient anatomy. Using the wrong size or type of wire can lead to inadequate stabilization or even further injury to the surrounding tissue.

**Correct Answer: D. Kirschner wire**